EFFERVESCING
bubbling, bubbly, foaming, foamy, frothy, effervescing, spumy
(adjective) emitting or filled with bubbles as from carbonation or fermentation; “bubbling champagne”; “foamy (or frothy) beer”
Source: WordNet® 3.1
Verb
effervescing
present participle of effervesce
Noun
effervescing (plural effervescings)
effervescence
Source: Wiktionary
EFFERVESCE
Ef`fer*vesce", v. i. [imp. & p. p. Effervesced; p. pr. & vb. n.
Effervescing.] Etym: [L. effervescere; ex + fervescere to begin
boiling, incho., fr. fervere to boil. See Fervent.]
1. To be in a state of natural ebullition; to bubble and hiss, as
fermenting liquors, or any fluid, when some part escapes in a gaseous
form.
2. To exhibit, in lively natural expression, feelings that can not be
repressed or concealed; as, to effervesce with joy or merriment.
Source: Webster’s Unabridged Dictionary 1913 Edition